Differential Equations Forum

Differential Equations Help Forum

1. DE Tutorial - Part IV: Laplace Transforms

• Replies: 1
• Views: 3,446
Feb 8th 2011, 11:56 PM
2. DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,079
Mar 15th 2010, 12:44 PM
3. DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,157
Aug 29th 2009, 09:03 PM
4. DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 5,944
Dec 27th 2008, 08:56 AM
1. Well-posed Schrödinger equation

• Replies: 1
• Views: 461
Mar 1st 2011, 08:59 AM
2. Solution for t of displacement of a mass, spring, damper system

• Replies: 6
• Views: 783
Mar 1st 2011, 08:44 AM
3. Laplace transform of Diffusion Equation

• Replies: 1
• Views: 1,100
Mar 1st 2011, 06:04 AM
4. [SOLVED] Reservoir Volume in Time

• Replies: 0
• Views: 819
Mar 1st 2011, 01:41 AM
5. reduction of order...

• Replies: 6
• Views: 1,719
Feb 28th 2011, 05:19 AM
6. System of Linear Differential Equations with Constant Coefficients

• Replies: 8
• Views: 1,120
Feb 28th 2011, 04:51 AM
7. reduction of order with homogeneous equations...

• Replies: 1
• Views: 3,182
Feb 28th 2011, 03:02 AM
8. Projectile motion with air resistance

• Replies: 2
• Views: 1,053
Feb 27th 2011, 08:04 PM
9. Second order ordinary differential equation.......

• Replies: 1
• Views: 854
Feb 27th 2011, 03:26 PM
10. [SOLVED] Eigenvalue problem

• Replies: 24
• Views: 1,496
Feb 27th 2011, 07:01 AM
11. Particular Integral

• Replies: 4
• Views: 2,433
Feb 27th 2011, 12:52 AM
12. [SOLVED] Eigenvalues of y''+2y'+\lambda y=0

• Replies: 11
• Views: 4,064
Feb 26th 2011, 05:46 PM
13. Differential Equation y' + y cotx = sinx

• Replies: 5
• Views: 1,084
Feb 26th 2011, 03:39 PM
14. Describe the flow of a matrix?

• Replies: 0
• Views: 835
Feb 26th 2011, 10:18 AM
15. Particular Solution for Constant Coefficients ODE

• Replies: 3
• Views: 1,215
Feb 26th 2011, 09:57 AM
16. find x(t) : ( a - x(t) )^2 = c*x'(t)

• Replies: 2
• Views: 421
Feb 25th 2011, 11:49 PM
17. find an interval centered about x = 0

• Replies: 1
• Views: 2,663
Feb 25th 2011, 08:52 PM
18. [SOLVED] Another Charpit PDE

• Replies: 22
• Views: 1,590
Feb 25th 2011, 03:57 PM
19. Annihilator Operators

• Replies: 0
• Views: 1,138
Feb 25th 2011, 01:47 PM
20. Solve y' + y = e^(3x).

• Replies: 3
• Views: 2,940
Feb 25th 2011, 12:06 PM
21. Partial Differential Equation

• Replies: 7
• Views: 1,932
Feb 25th 2011, 09:54 AM
22. Nonlinear terms - Phase plane

• Replies: 2
• Views: 1,548
Feb 24th 2011, 03:09 PM
23. the form of the solution of a linear ODE

• Replies: 1
• Views: 651
Feb 24th 2011, 08:33 AM
24. Mixed Partial Derivatives

• Replies: 5
• Views: 897
Feb 24th 2011, 07:51 AM
25. Help with a simple first order differential equation that seems to contradict itself.

• Replies: 2
• Views: 665
Feb 23rd 2011, 01:10 PM
26. total velocity potential and velocity components (Wave equation Potentials)

• Replies: 0
• Views: 747
Feb 23rd 2011, 09:17 AM
27. System of Equations

• Replies: 6
• Views: 781
Feb 23rd 2011, 08:38 AM
28. [SOLVED] Eigenfunctions and orthogonality

• Replies: 0
• Views: 365
Feb 22nd 2011, 05:22 PM
29. Showing that a function satisfies an ODE

• Replies: 1
• Views: 800
Feb 22nd 2011, 03:05 PM

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orthogonal trajectories of exponential function

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